Actress Emmy Rossum arrives at the premiere of eOne Films’ ‘You’re Not You’ at the Vanguard Theatre on October 8, 2014 in Los Angeles, California. (Getty)

Actress Emmy Rossum arrives at the premiere of eOne Films’ ‘You’re Not You’ at the Vanguard Theatre on October 8, 2014 in Los Angeles, California. (Getty)

Actress Emmy Rossum arrives at the premiere of eOne Films’ ‘You’re Not You’ at the Vanguard Theatre on October 8, 2014 in Los Angeles, California. (Getty)

Emmy Rossum poses backstage at the Project Runway fashion show during Mercedes-Benz Fashion Week Spring 2015 at The Theatre at Lincoln Center on September 5, 2014 in New York City. (Getty)

Emmy Rossum walks the runway at the Project Runway fashion show during Mercedes-Benz Fashion Week Spring 2015 at The Theatre at Lincoln Center on September 5, 2014 in New York City (Getty)

Nina Garcia, Heidi Klum, Emmy Rossum and Zac Posen walk the runway at the Project Runway fashion show during Mercedes-Benz Fashion Week Spring 2015 at The Theatre at Lincoln Center on September 5, 2014 in New York City (Getty)

Emmy Rossum, Nina Garcia, Zac Posen and Heidi Klum attend the Project Runway fashion show during Mercedes-Benz Fashion Week Spring 2015 at The Theatre at Lincoln Center on September 5, 2014 in New York City. (Getty)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum & Friends (Courtesy of Instagram)

Emmy Rossum in the October issue of Cosmopolitan (Courtesy of James White/Cosmopolitan)

Emmy Rossum in the October issue of Cosmopolitan (Courtesy of James White/Cosmopolitan)

Emmy Rossum & the cast of Shameless (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum on Aug 31, 2014 (Courtesy of Instagram)

Emmy Rossum (FameFlynet)

Emmy Rossum attend ‘Charles James: Beyond Fashion’ Costume Institute Gala at the Metropolitan Museum of Art in New York City, New York on May 5, 2014
(FameFlynet)

Emmy Rossum attend ‘Charles James: Beyond Fashion’ Costume Institute Gala at the Metropolitan Museum of Art in New York City, New York on May 5, 2014
(FameFlynet)

Emmy Rossum at the 2014 CFDA Fashion Awards at Alice Tully Hall in New York City, New York on June 2, 2014 (FameFlynet)

Emmy Rossum at the 2014 CFDA Fashion Awards at Alice Tully Hall in New York City, New York on June 2, 2014 (FameFlynet)

Emmy Rossum (Courtesy of Twitter)

Emmy Rossum & Graham Elliot (Courtesy of Twitter)

Emmy Rossum & Justin Chatwin on set of shameless (Courtesy of Twitter)

Emmy Rossum (PacificCoastNews)

Emmy Rossum (PacificCoastNews)

Emmy Rossum (FameFlynet)

Emmy Rossum (FameFlynet)

Emmy Rossum attend the 25th Annual GLAAD Media Awards on May 3, 2014 in New York City, New York (FameFlynet)

Emmy Rossum attend the 25th Annual GLAAD Media Awards on May 3, 2014 in New York City, New York (FameFlynet)

Emmy Rossum (FameFlynet)

Emmy Rossum (FameFlynet)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum arriving on a flight at LAX airport in Los Angeles, California on March 16, 2014 (FameFlynet)

Emmy Rossum arriving on a flight at LAX airport in Los Angeles, California on March 16, 2014 (FameFlynet)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum celebrating BVLGARI 130 years with Decades Of Glamour held at the The Soho House in West Hollywood, California on February 25th , 2014 (FameFlynet)

Emmy Rossum celebrating BVLGARI 130 years with Decades Of Glamour held at the The Soho House in West Hollywood, California on February 25th , 2014 (FameFlynet)

Emmy Rossum celebrating BVLGARI 130 years with Decades Of Glamour held at the The Soho House in West Hollywood, California on February 25th , 2014 (FameFlynet)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

Emmy Rossum (Courtesy of Instagram)

FKA Twigs attends the ‘China: Through The Looking Glass’ Costume Institute Benefit Gala at the Metropolitan Museum of Art on May 4, 2015 in New York City. (Photo by Larry Busacca/Getty Images)